<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width">
  <title>rc-dock</title>
  <link href="https://fonts.googleapis.com/css?family=Fredoka+One" rel="stylesheet" crossorigin="anonymous">
  <link rel="stylesheet" href="./style.less">
  <style>
    .my-panel-extra-btn {
      cursor: pointer;
      font-family: Fredoka One;
      color: red;
      display: inline-block;
      width: 18px;
      height: 24px;
      text-align: center;
      opacity: 0.3;
      transition: all 0.25s ease-in-out;
      line-height: 30px;
    }

    .my-panel-extra-btn:hover {
      opacity: 1;
    }

    .btn {
      margin: 1px 5px;
      padding: 1px 5px;
    }

  </style>
</head>
<body>
<div id="app" style="height:100%"></div>

<script src="panel-extra.jsx" async></script>
</body>
</html>
